1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd" > 2 <html> 3 <head> 4 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 5 <title>5360748</title> 6 7 <script type="text/javascript"> 8 if (window.layoutTestController) 9 layoutTestController.dumpAsText(); 10 11 function print(message) 12 { 13 var paragraph = document.createElement("li"); 14 paragraph.appendChild(document.createTextNode(message)); 15 document.getElementById("console").appendChild(paragraph); 16 } 17 18 function runTest() { 19 result3 = testForElement("onload", "testElement2"); // expect to see "testElement2" 20 21 // don't show the results until the tests are finished -- it changes the DOM and could affect the tests 22 print(result1); 23 print(result2); 24 print(result3); 25 } 26 function testForElement(testName, elementId) { 27 var found = containsElementWithId(document.body, elementId); 28 if (window.GCController) 29 GCController.collect(); 30 else { 31 // create lots of objects to force a garbage collection 32 var i = 0; 33 var s; 34 while (i < 5000) { 35 i = i+1.11; 36 s = s + " "; 37 } 38 } 39 40 return testName + ": " + (found ? "found" : "not found"); 41 } 42 function containsElementWithId(el, id) { 43 var found = false; 44 45 if (el.id == id) { 46 found = true; 47 } else { 48 var children = el.childNodes; 49 for (var i=0; !found && i < children.length; i++) 50 found = containsElementWithId(children[i], id); 51 } 52 53 return found; 54 } 55 </script> 56 </head> 57 <body onload="runTest()"> 58 59 <p>This test checks to see if the DOM ContainerNode's NodeList cache is correctly invalidated when new content is parsed.</p> 60 <p>If the test passes, you should see "before: not found", "after: found" and "onload: found".</p> 61 <p>If the cache is not invalidated when the testElement is parsed, both before and after will be "not found", which is a failure.</p> 62 <hr> 63 <p><ol id=console></ol></p> 64 65 <script type="text/javascript"> 66 result1 = testForElement("before", "testElement"); // expect not to see "testElement" 67 </script> 68 69 <p id="testElement"></p> 70 71 <script type="text/javascript"> 72 result2 = testForElement("after", "testElement"); // expect to see "testElement" 73 </script> 74 75 <p id="testElement2"></p> 76 </body> 77 </html> 78
